LAUSANNE, Switzerland (AP) — With stubborn disputes unresolved, negotiators extended nuclear talks between Iran and six world powers past a self-imposed Tuesday midnight deadline in an effort to hammer out the outline of an agreement.

INDIANAPOLIS (AP) — Indiana Gov. Mike Pence asked lawmakers Tuesday to send him a clarification of the state's new religious-freedom law later this week, while Arkansas legislators passed a similar measure, despite criticism that it is a thinly disguised attempt to permit discrimination against gays.

NEW YORK (AP) — Religious freedom laws like the one causing an uproar in Indiana have never been successfully used to defend discrimination against gays — and have rarely been used at all, legal experts say.

ABUJA, Nigeria (AP) — Amid anger over an Islamist insurgency that has claimed thousands of lives, Nigerians returned a 72-year-old former military dictator to power Tuesday in the most hotly contested election in the country's history.

BERLIN (AP) — Lufthansa knew six years ago that the co-pilot of the passenger plane that crashed in the French Alps last week had suffered from a "serious depressive episode," the German airline said Tuesday.